单项选择题

There are two main requirements before the fifth-generation computer can become a reality and it is these that scientists are ______.

A．anticipating
B．tackling
C．manipulating
D．speculating
<上一题 目录 下一题>
热门 试题

单项选择题
It was believed that his death ______ with the robbery of the bank downtown.
A．accompanied
B．coincided
C．correlated
D．conformed
单项选择题
You must ______ yourself or they will continue to bully you, so you will go on living in disgrace.
A．assess
B．assert
C．maintain
D．promote
相关试题